CONVERTIBLE DEBT: (Tables)
 6 Months Ended
May 31, 2013
Debt Disclosure [Abstract]  
Schedule of convertible debt
 
As of
  
May 31, 2013
 
November 30, 2012
Principal amount
$
143,750

 
$
143,750

Less: Unamortized debt discount
—

 
(2,314
)
Net carrying amount
$
143,750

 
$
141,436